router security

Polychronis Ypodimatopoulos pol at entelia.gr
Fri May 27 00:47:05 EEST 2005


Se mia prosfati psilo-ereuna pou ekana stous static clients gnostou ISP 
paratirisa oti ena pososto peripou 30% (se ena olokliro subnet=peripou 250 
ip) eixe afisei energopoiimeno to remote management tou router "pros ta 
ekso". Sxedon oloi apo tous teleutaious eixan afisei to default password tou 
router!!! Malista enas eixe allaksei to password kai evale os password to 
domain tou os endeiksi isxuris politikis asfaleias tis etairias.

H eironeia einai oti exoun firewalled ola ta upoloipa ports, afinontas anoikto 
to 80 kai malista me to default password. To xeirotero einai na noiotheis 
asfalis otan eisai akribos to antitheto.

Epesa pano se tria (an thimamai kala) zyxel kai eixan kai ta tria strong 
password. Ypotheto oti i zyxel se upoxreonei na allakseis password me tin 
proti xrisi. 

O protathlitis an-asfaleias vgike to jetspeed. An exei kaneis jetspeed, as 
kanei ton kopo (an den to exei kanei idi) na allaksei password, an oxi 
router.

Polychronis




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